Home / 12,344.30-17,035.03-6,679.05

Finding the Fourth Proportional to 12,344.30, 17,035.03 and 6,679.05

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Solution

The fourth proportional to 12,344.30, 17,035.03 and 6,679.05 is: 9,217.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,344.30 : 17,035.03 = 6,679.05 : x
  2. Step 2: Convert to fraction form
    12,344.30/17,035.03 = 6,679.05/x
  3. Step 3: Cross multiply
    12,344.30x = 17,035.03 × 6,679.05
  4. Step 4: Simplify right side
    12,344.30x = 113,777,817.12
  5. Step 5: Solve for x
    x = 113,777,817.12/12,344.30
  6. Step 6: Final answer
    x = 9,217.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.